2012 Mercedes-Benz C-Class Sedan Technical Data

  C250 Sedan C300 4MATIC Sedan C350 Sedan C63 AMG Sedan
Vehicle type Four-door, five-passenger sedan Four-door, five-passenger sedan Four-door, five-passenger sedan Four-door, five-passenger sedan
Chassis Steel unibody Steel unibody Steel unibody Steel unibody
 
Engine Inline 4 Turbo 90-degree V6 60-degree V6 90-degree V8
Valve arrangement Four valves per cylinder Four valves per cylinder Four valves per cylinder Four valves per cylinder
Valvetrain Double overhead camshaft;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing
Displacement (cc) 1,796 2,996 3,498 6,208
Bore (in.) 3.23 / 82.0 3.46 / 86.0 3.66 / 92.9 4.02 / 102.2
Stroke (in.) 3.35 / 85.0 3.23 / 82.1 3.39 86.0 3.72 / 94.6
Compression ratio 9.3:1 11.3:1 12.0:1 11.3:1
Horsepower @ rpm 201 @ 5,500 228 @ 6,000 302 @ 6,500 451 (481)* @ 6,500
Torque (lb-ft.) @ rpm 229 @ 2,200 - 4,300 221 @ 2,700 - 5,000 273 @ 3,500 - 5,250 443 @ 5,000
Intake system Turbo, Direct Injection Magnesium two-stage resonance intake manifold Naturally Aspirated, Direct Injection Magnesium two-stage resonance intake manifold
Max. engine speed (rpm) 6,450 6,500 7,000 6,800
 
Transmission Seven-speed automatic Seven-speed automatic Seven-speed automatic AMG SPEEDSHIFT PLUS Seven-speed multiclutch automatic
Shift controls Touch Shift manual shift control Touch Shift manual shift control Touch Shift manual shift control Touch Shift manual shift control w/ Shift Paddles
Gear ratios   Automatic Automatic Automatic Automatic
1 4.38:1 4.38:1 4.38:1 4.38:1
2 2.86:1 2.86:1 2.86:1 2.86:1
3 1.92:1 1.92:1 1.92:1 1.92:1
4 1.37:1 1.37:1 1.37:1 1.37:1
5 1.00:1 1.00:1 1.00:1 1.00:1
6 0.82:1 0.82:1 0.82:1 0.82:1
7 0.73:1 0.73:1 0.73:1 0.73:1
R - 3.42:1 - 3.42:1 - 3.42:1 - 3.42:1
R2 "comfort mode" - 2.23:1 - 2.23:1 - 2.23:1 -
Final drive 3.07:1 3.07:1 2.82:1 2.82:1
 
Stability control ESP stability control ESP stability control ESP stability control AMG 3-Stage ESP System
Suspension Four-wheel independent; coil springs, gas shocks, stabilizer bars Four-wheel independent; coil springs, gas shocks, stabilizer bars Four-wheel independent; coil springs, gas shocks, stabilizer bars Four-wheel independent; AMG springs and gas shocks, stabilizer bars
  front Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry
  rear Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry
Steering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering
Turning radius (ft.) 35.3 35.3 35.3 36.4
 
Wheels (in.) front 7.5 x 17 7.5 x 17 7.5 x 17 8.5 x 18
  rear 8.5 x 17 (Luxury 7.5 x 17) 8.5 x 17 (Luxury 7.5 x 17) 8.5 x 17 9 x 18
Tires front 225 / 45 R 17 225 / 45 R 17 225 / 45 R 17 235 / 40 R 18
  rear 245 / 40 R 17
(Lux. 225 / 45 R17)
245 / 40 R 17
(Lux. 225 / 45 R17)
245 / 40 R 17 255 / 35 R 18
Brakes Power assisted 4-wheel vented discs with ABS anti-lock; Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock; Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock; Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock; Brake Assist
Disc diameter (in./mm) front 11.6 / 295 11.6  / 295 12.7 / 322 14.2 / 360
rear 11.8 / 300 11.8 / 300 11.8 / 300 13.0 / 330
Disc thickness (in./mm) front 1.1 / 28 1.26 / 32 1.26 / 32 1.4 / 36
rear 0.4 / 10 0.86 /22 0.86 /22 1.0 / 26
 
Exterior dimensions (in. / mm)
Wheelbase 108.7 108.7 108.7 108.9
Length 180.8 180.8 180.8 186.0
Width 69.7 69.7 69.7 70.7
Height 56.3 (Luxury 56.9) 56.3 (Luxury 56.9) 56.30 56.3
Ground clearance (in.) 4.1 4.1 4.1 TBD
Track front  60.4  60.4  60.4 61.8
rear 59.6 59.6 59.6 60.0
Interior dimensions (in.)
Head room front 37.1 37.1 37.1 37.1
2nd row/3rd row 36.9 36.9 36.9 36.9
Leg room front 41.7 41.7 41.7 41.7
2nd row/3rd row 33.4 33.4 33.4 33.4
Shoulder room front 54.7 54.7 54.7 54.7
2nd row 55.0 55.0 55.0 55.0
Cargo Length Back row up -- -- -- --
Back -- -- -- --
 
Capacities
Cabin volume (cu. ft.) 88.2 88.2 88.2 88.2
Cargo volume seats up 12.4 12.4 12.4 12.4
Back row down -- -- -- --
Curb weight (lbs.) 3,428 3,737 3,616 3,924
Towing (lbs.)   -- -- -- --
Max. total payload -- -- -- --
Fuel tank/reserve (gallons) 17.4 / 2.1 17.4 / 2.1 17.4 / 2.1 17.4 / 2.1
AdBlue tank (gallons) N/A N/A N/A N/A
 
Performance
0-60 (seconds) 7.1 (est.) 7.1 5.9 (est) 4.4 (4.3)*
Top speed (mph) 130 130 130 155 (174)*
Fuel mileage, city/hwy 21 / 31 / 25 18 / 25 / 20 20 / 29 / 23 13 / 19 / 15
Note: Technical specifications are subject to change.
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